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News Archive

Events: Matrix Equations and Tensor Techniques 2015


September 21st, 2015
The fifth workshop on matrix equations and tensor techniques is held in Bologna, Italy from September 21-22, 2015. It is coorganized by the CSC group. Sergey Dolgov is a keynote speaker and Jens Saak, Heiko Weichelt, Patrick Kürschner will give contributed talks.

Preprint: Inexact Low-Rank Newton-ADI Method for Large-Scale Algebraic Riccati Equations


May 28th, 2015
Peter Benner, Matthias Heinkenschloss, Jens Saak, and Heiko Weichelt combine in this preprint various methods to effciently solve large-scale algebraic Riccati equations.
SIAM J. Sci. Comput.

New Paper: Riccati-based Boundary Feedback Stabilization of Incompressible Navier-Stokes Flows


April 27th, 2015
The recently published article Riccati-based Boundary Feedback Stabilization of Incompressible Navier-Stokes Flows appeared in the 2nd issue of the 37th SISC volume on pages A832-A858. The article describes efficient numerical methods to compute a Riccati based feedback stabilization via boundary control input for incompressible Navier-Stokes equations.
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Events: Student Krylov Day 2015


January 26th, 2015
The SIAM Student Chapter at TU Delft is organizing the Student Krylov Day 2015. As representatives of the SIAM Student Chapter Magdeburg, Heiko Weichelt and Patrick Kürschner will give contributed talks.
SIAM SC MD

Events: 3rd Symposium of the German SIAM Student Chapters


August 28th, 2014
The 3rd Symposium of the German SIAM Student Chapters toke place in Magdeburg on 28.-29. of August 2014. We welcomed guest from the other German SIAM Chapters in Heidelberg and Trier. For the first time, members of the SIAM Chapter in Prag participated to extend the international connections.
SIAM Student Chapter Magdeburg

CSC News: Opening workshop of the SIAM Student Chapter Magdeburg officially announced in SIAM News.


February 12th, 2014
The recent issue of SIAM News (Januar 2014) reports about the opening workshop of the SIAM Student Chapter Magdeburg. The workshop took place at the MPI Magdeburg on June 19th 2013. Edda Klipp from the Humboldt University Berlin was invited as the main speaker.
OCIP2013 Garching

Events: Workshop on Numerical Methods for Optimal Control and Inverse Problems


March 11th, 2013
Heiko Weichelt presented his latest results about Riccati-Based Boundary Feedback Stabilization of Multi-Field Flow Problems at the OCIP2013 in Garching by Munich (Germany).
SPP1253

Events: SPP1253 Final Meeting


February 24th, 2013
The final meeting of the DFG SPP1253 Optimization with Partial Differential Equations was held at Banz monastery. Peter Benner, Heiko Weichelt and Jens Saak participated and presented the latest results of the local project Optimal Control-Based Feedback Stabilization of Multi-Field Flow Problems there. (Talk ca. 16MB as PDF)

CSC News: Feedback stabilization of von Kármán vortex street


February 12th, 2013
First forward simulation with integrated feedback stabilization available.

New Preprint: Peter Benner, Jens Saak, Friedhelm Schieweck, Piotr Skrzypacz, Heiko K. Weichelt:
A Non-Conforming Composite Quadrilateral Finite Element Pair for Feedback Stabilization of the Stokes Equations


October 19th, 2012
The authors show a method for boundary feedback stabilization of the Stokes around a stationary trajectory using a new non-conforming finite element method that represents the action of the Leray projection pointwise locally.
DMV

Events: DMV Annual Meeting 2012


September 17th, 2012
Heiko Weichelt will present his latest results on the annual meeting of the Deutschen Mathematiker Vereinigung that takes place in Saarbrücken, Germany, from 17th til 20th of September 2012.
GAMM ANLA

Events: XII GAMM Workshop on Applied and Numerical Linear Algebra


September 2nd, 2012
From September 2nd to 5th the 12th GAMM Workshop on Applied and Numerical Linear Algebra is taking place on Chateau Liblice in Czech Republic. The CSC group will give talks by Jens Saak, Kapil Ahuja, and Heiko Weichelt.
Schloss Ringberg

Events: Workshop on Nonlinear Model Order Reduction


May 6th, 2012
The workshop will be held at Schloss Ringberg. The program including abstracts of the presentations can be downloaded here.

New visitor: Jan Heiland visiting from TU Berlin


April 18th, 2012
Jan Heiland from TU Berlin will be visiting the CSC group. He will give a presentation titled Differential-algebraic Riccati Decoupling in Optimal Control of Flows in the CSC Reading Group. Main reason for the visit is a projected collaboration with Jens Saak, Norman Lang and Heiko Weichelt.
Copper Mountain

Events: 12th Copper Mountain Conference on Iterative Methods


March 29th, 2012
The 12th Copper Mountain Confernce on Iterative Methods will take place from 25th till 30th March 2012. Heiko Weichelt will present the latest results about Efficient Solution of Large-Scale Saddle Point Systems Arising in Feedback Control of the Stokes Equations there.
OCIP2012 Garching

Events: Workshop on Numerical Methods for Optimal Control and Inverse Problems


March 13th, 2012
Heiko Weichelt presented his latest results about Riccati-Based Boundary Feedback Stabilization of Incompressible Flow Problems at the OCIP2012 in Garching by Munich (Germany).

Events: Workshop on Matrix Equations and Tensor Techniques at RWTH Aachen


November 21st, 2011
This workshop is the fourth in a series of workshops on matrix equations held previously in Leipzig 2005, Chemnitz 2007, and Braunschweig 2009. The workshops are organized by Peter Benner (MPI Magdeburg), Heike Fassbender (TU Braunschweig), Lars Grasedyck (RWTH Aachen), and Daniel Kressner (EPF Lausanne).
Trogir

Events: Summer School Numerical Linear Algebra for Dynamical and High-Dimensional Systems


October 10th, 2011
The Summer School Numerical Linear Algebra for Dynamical and High-Dimensional Systems will be held on October 10-15, 2011 in Trogir, Croatia and is organized by Peter Benner (MPI Magdeburg), Daniel Kressner (EPF Lausanne), Ninoslav Truhar (University of Osijek) and Zlatko Drmač (University of Zagreb).
SPP1253

Events: SPP1253 Anual Meeting


September 25th, 2011
The anual meeting of the DFG SPP1253 Optimization with Partial Differential Equations will be held at Banz monastery. Peter Benner, Heiko Weichelt and Jens Saak will participate and present the latest results of the local project Optimal Control-Based Feedback Stabilization in Multi-Field Flow Problems there. (Talk)

Events: Verteidigung Diplomarbeit


December 21st, 2010
Am 21. Dezember 2010, 14:00 Uhr, verteidigt Heiko Weichelt seine Diplomarbeit mit dem Titel Feedback-Stabilisierung von instationären, inkompressiblen Strömungen mit Riccati-Ansatz in Chemnitz im Raum 2/B202.
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Martin Hess, hessm@mpi-magdeburg.mpg.de